Open-source B2B and marketplace ecommerce; new stores include an MCP server for AI agents.
Orbis API Marketplace
Overview
Description from the maker (original English)
8,000+ pay-per-call APIs via x402 USDC micropayments on Base. No API keys needed.
PopNx MCP’s three pillars
These three are never merged into one score: opinions, measurements and popularity are different things.
- User voiceiNo reviews yetReviews open together with accounts in a later step
- Our basic checksi1 of 1 passedChecked from public information; code not scanned yet
- UsageiNot measured yet★ –
What you can do with it
We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.
- Connection: Runs on your computer
- Transport: stdio
- Category: Online shops & payments
- You need to fill in: WALLET_PRIVATE_KEY
Install
Pick the AI app you use, then copy the settings.
Before you install
- Basic checks: 1 of 1 passed
- Runs on your computer with your user’s permissions (files, network, apps).
- You fill in yourself:
WALLET_PRIVATE_KEY
Values marked secret are keys to your account. Never share them or paste them into a chat.
You need
- npmNode.js installed (for the npx command)
Which app do you use?
Pick your app above. We remember it, so next time the button says “Install in …”.
Open Claude Desktop → Settings → Developer → Edit Config, and paste this into claude_desktop_config.json
{
"mcpServers": {
"orbis": {
"command": "npx",
"args": [
"-y",
"@orbisapi/mcp"
],
"env": {
"WALLET_PRIVATE_KEY": "your-value"
}
}
}
}Run this in your terminal
claude mcp add orbis --env WALLET_PRIVATE_KEY=your-value -- npx -y @orbisapi/mcpFill in the empty values before running it.
Or copy the settings yourself
Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json
{
"mcpServers": {
"orbis": {
"command": "npx",
"args": [
"-y",
"@orbisapi/mcp"
],
"env": {
"WALLET_PRIVATE_KEY": "your-value"
}
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
Or copy the settings yourself
Paste into .vscode/mcp.json in your project
{
"servers": {
"orbis": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@orbisapi/mcp"
],
"env": {
"WALLET_PRIVATE_KEY": "your-value"
}
}
}
}Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.
This one runs on your computer, and ChatGPT can only connect to servers on the internet. Pick another app.
Your choice stays on this device in a cookie; no account needed.
Values you fill in
- Base mainnet wallet private key — funds API call micropayments in USDC via x402
These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.
What it can do
Runs on your computer; the tool list appears in your AI app after you install it.
Basic checksi
We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 8, 2026
- ✓ Pass
Maker matches the repo
The registry name was verified with the GitHub account OrbisAPI, which owns the repo
- … Not checked yet
Still maintained
We have not read this repo from GitHub yet
- … Not checked yet
Has a licence
We have not read this repo from GitHub yet
- – Not applicable
Endpoint responds
This one runs on your computer; there is no internet endpoint
- – Not applicable
Sign-in with OAuth
Runs on your computer and uses local settings instead
- … Not checked yet
No hidden instructions in tool descriptions
Runs on your computer; we can only read tool lists from internet endpoints
Compared with others in Online shops & paymentsi
- More stars than 0% of the other 2550 servers in this category
- Published to the registry more recently than 11% of the other 2550 servers in this category
- Basic checks equal to or better than 100% of the other 2550 servers in this category
Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.
Common questions
Is Orbis API Marketplace safe?
It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.
What keys or codes does it need?
You need to fill in: WALLET_PRIVATE_KEY
Does it run on my computer or in the cloud?
It runs on your computer. Your AI app starts it when needed, and data does not pass through the maker’s servers (unless it calls an online service itself).
Is it still maintained?
The GitHub repo last changed –, and the latest version (1.0.7) reached the registry 5 months ago.
Which apps can use it?
Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. You also need Node.js on your computer.
What can I use instead?
In the same category: Spree Commerce: open-source B2B and marketplace ecommerce, Stripe MCP, MCP Cn Commerce
Alternatives
Servers in the same category from other makers, sorted by stars.
Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi
Stripe MCP
Stripe’s official server lets AI view and manage customers, products, payments and invoices. Connect to Stripe’s cloud and sign in with OAuth.
MCP Cn Commerce
8 read-only MCP platform entries; support is operation-specific; merchant live acceptance pending
README from the maker
Open the README
Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.
@orbisapi/mcp
MCP server for Orbis — gives Claude, Cursor, and any AI agent access to 2,800+ APIs with x402 USDC micropayments on Base. $0.01/call. No signup.
What this does
This MCP server connects your AI agent to the Orbis API marketplace. Your agent can:
- Browse 2,800+ APIs across data, AI, finance, and utilities
- Call any API directly — payment handled automatically via x402 on Base
- No API keys — agents pay per call in USDC, no accounts needed
Quickstart
Claude Desktop
Add to claude_desktop_config.json:
{
"mcpServers": { "orbis": { "command": "npx", "args": ["-y", "@orbisapi/mcp"] } } }
Config file location:
- macOS:
~/Library/Application Support/Claude/claude_desktop_config.json - Windows:
%APPDATA%\Claude\claude_desktop_config.json
Cursor
Add to Cursor settings → MCP:
{
"mcpServers": { "orbis": { "command": "npx", "args": ["-y", "@orbisapi/mcp"] } } }
Any MCP-compatible agent
npx @orbisapi/mcp
Available Tools
| Tool | Description |
|---|---|
browse_apis | Search and list available APIs on Orbis |
call_api | Call any API — x402 payment handled automatically |
register_agent | Register your agent wallet for tracking |
subscribe_to_api | Subscribe to an API for discounted access |
How payments work
Orbis uses the x402 protocol — an open HTTP payment standard built on Base. When your agent calls an API:
- Orbis returns a
402 Payment Requiredresponse with payment details - The MCP server handles the USDC payment on Base automatically
- The API call completes — total cost: $0.01
No wallets to configure for browsing. To make paid calls, provide your Base wallet via ORBIS_KEY.
Environment Variables
| Variable | Required | Description |
|---|---|---|
ORBIS_KEY | No | Your Orbis API key from orbisapi.com — enables paid API calls |
Links
⭐ If this is useful, star the repo — it helps other developers find Orbis.
License
MIT © Orbis